/*
* Copyright (c) Microsoft Corporation. All rights reserved.
* Copyright (c) 2023 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file has been modified by Huawei to verify type inference by adding verification statements.
*/

// === tests/cases/compiler/typePredicatesInUnion2.ts ===
declare function AssertType(value:any, type:string):void;
declare function isString(x: any): x is string;
declare function isNumber(x: any): x is number;
declare function f(p: typeof isString | typeof isNumber): void;
f(isString);
AssertType(f(isString), "void");
AssertType(f, "(union) => void");
AssertType(isString, "(any) => x is string");

f(isNumber);
AssertType(f(isNumber), "void");
AssertType(f, "(union) => void");
AssertType(isNumber, "(any) => x is number");


